greyscale, monochrome, solo, 1boy, male_focus, onon bed, {{muscle_worship}}, looking_to_viewer, male_underwear, Oh Seung Hwan, big_booty, short_underwear, nipples, navel, realistic, pectorals, white_background, cross, topless_male, simple_background, muscular, short_hair, abs, jockstraps, muscular_male, boxer_briefs, bara, {{large_bulge}}, bodybuilder, erection, big_bulge, {horny_face}, masculine, masterpiece, best_quality, pubic_hair, horny_pose, asian_male, {{{armpit}}}, {{{spread_legs}}}, {cumshot}, rugby_player